Questions

Q:

A copper wire of radius r and length lhas a resistance of R. A second copper wire with radius 2r and length lis taken and the two wires  are  joined  in  a  parallel  combination. The  resultant  resistance   of  the  parallel combination of the two wires will be

A) 5 R B) 5 R/4
C) 4 R/5 D) R/5
 
Answer & Explanation Answer: D) R/5

Explanation:

1st copper wire: R = pl/A = pl/ πr2

2ndcopper wire: R’ = p’l’/A’ = pl/(4 πr2) = R/4

If joined in parallel, (1/Req) = (1/R) + (1/R’)

= 1/R + 4/R1/Req= 5/R

Req= R/5

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Filed Under: Physics
Exam Prep: Bank Exams

2 3056
Q:

Shares of a company given in exchange for work done are called ?

A) Secondary shares B) Hot equity
C) Preferential shares D) Sweat equity shares
 
Answer & Explanation Answer: D) Sweat equity shares

Explanation:

A sweat equity share is an equity share issued by the company to employees or directors at a discount or for consideration other than cash for providing know-how or making available rights in the nature of intellectual property rights or value additions.

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Filed Under: General Awareness
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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3 3055
Q:

Who is appointed as India's next Ambassador to WTO ?

A) J s Deepak B) Jagran Josh
C) Ivan Shaid D) Swetha Nanda
 
Answer & Explanation Answer: A) J s Deepak

Explanation:


Telecom Secretary J S Deepak was on Wednesday named India’s next Ambassador to the World Trade Organisation (WTO) from June this year. A 1982 batch IAS officer from Uttar Pradesh, Deepak, who is at present attending the World Mobile Congress at Barcelona, has been shifted with “immediate effect” from the telecom ministry and has been made Officer on Special Duty in the commerce department.

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Filed Under: General Awareness
Exam Prep: Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

3 3055
Q:

Cretinism is due to the disorder of the glands

A) Thymus B) Parathyroid
C) Thyroid D) Adrenal
 
Answer & Explanation Answer: C) Thyroid

Explanation:

Cretinism is a disease caused by hypothyroidism(less thyroxine formation).The symptoms of the disease are retardation  of mental, physical and sexual developments. Potbellt, protruding tongue, dry skin etc are also indicative of this disease.

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Filed Under: Biology

7 3055
Q:

What is the freezing point of water in Celsius?

A) 0 deg C B) 32 deg C
C) -42 deg C D) -32 deg C
 
Answer & Explanation Answer: A) 0 deg C

Explanation:

The freezing point of water and melting point is 0 °C or 32 °F. The temperature may be lower if supercooling occurs.

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , GATE
Job Role: Analyst , Bank Clerk

0 3055
Q:

Solve this math logical puzzle

how_many_total_digits1560511557.jpg image

A) 192 B) 180
C) 196 D) 189
 
Answer & Explanation Answer: A) 192

Explanation:

Pages are denoted as 

1 - 9 = 09

10 - 99 = 90*2 = 180

100 = 03

 

Hence, total number of digits = 09 + 180 + 03 = 192.

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Filed Under: Math Puzzles
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10 3055
Q:

Which is the only bird that can rotate its head to 270 degrees?

A) Kiwis B) Owl
C) Peacock D) Pigeon
 
Answer & Explanation Answer: B) Owl

Explanation:

The only bird that can rotate its head to 270 degrees is OWL.

the_only_bird_that_can_rotate_its_head_to_270_degrees1552025348.jpg image

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Filed Under: Animals and Birds
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

8 3055
Q:

Project Management - Introduction

What is Project Management?

Answer

Project Management is the application of Knowledge, skills, tools and techniques to project activities to meet project requirements. Project Management is accomplished through the application and integraton of the project management processes of  initiating, planning, executing, monitoring and controlling , closing.

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